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PLANETARY REVERSIBLE REDUCING GEAR MECHANISM

Worm 1 rotates about fixed axis A and meshes with worm wheel 8 of carrier 9 which is designed in the form of a housing that rotates about fixed axis B-B. Planet gears 2, 3 and 6, rigidly attached to one another, rotate about axes C-C and D-D of carrier 9. Gears 2 mesh with gear 4, gears 3 with gear 5 and gears 6 with gear 7. Gears 4, 5 and 7 rotate freely about axis B-B, but either gear 4 or 5 can…